add pkgdiff

1 files changed, 21 insertions, 0 deletions

diff --git a/pkgdiff b/pkgdiff
new file mode 100755
index 0000000..837c70b
--- /dev/null
+++ b/pkgdiff
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+# compare filenames in 2 tarballs, except /usr/doc/blah-<version> dirs
+# get treated specially.
+
+pkg_name() {
+	echo "$1" | sed 's,.*/,,' | sed 's,\.[^.]*$,,'
+}
+
+list_tar() {
+	pkg="$( echo $1 | sed 's,\.[^.]*,,' )"
+	tar tf "$1" | sed 's,usr/doc/[^/]*/,usr/doc/@DOCDIR@/,' | sort > $DIR/$( pkg_name "$1" )
+}
+
+DIR=/tmp/pkgdiff.$RANDOM.$$
+echo $DIR
+mkdir -p $DIR || exit 1
+list_tar "$1"
+list_tar "$2"
+diff $DIR/$( pkg_name "$1" ) $DIR/$( pkg_name "$2" )
+rm -rf $DIR